Valve



FIG. 1 is a perspective view of a valve showing my new design;

FIG. 2 is second perspective view thereof;

FIG. 3 is a third perspective enlarged view thereof;

FIG. 4 is a fourth perspective enlarged view thereof;

FIG. 5 is a fifth perspective enlarged view thereof;

FIG. 6 is a sixth perspective enlarged view thereof;

FIG. 7 is a front elevational enlarged view thereof;

FIG. 8 is a right elevational enlarged view thereof;

FIG. 9 is a rear elevational enlarged view thereof;

FIG. 10 is a left elevational enlarged view thereof;

FIG. 11 is a top plan enlarged view thereof; and,

FIG. 12 is a bottom plan enlarged view thereof. 

CLAIM The ornamental design for a valve, as shown and described. 